Dispense-rite ctco-4bt – portion cup & lid organizer, countertop or wall mount portion cup and lid organizer has durable polystyrene construction. This unit can be placed on the countertop or mounted to any vertical surface utilizing the rear facing key holes. The maximum acceptable cup or lid diameter is 3. countertop or wall mount portion cup & lid organizer, holds 2 oz. To 4 oz. Portion cups, maximum cup/lid diameter is 3, 9-1/8 h x 13-1/4 w x 3-1/2 d, black polystyrene construction.